/in/foo.cc: In function 'int main(int, char**)':
/in/foo.cc:14:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    if(binary_search(a,a+n,a[i]-a[j],greater<int>())&&a[j]!=a[i]-a[j])
    ^~
/in/foo.cc:16:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
     break;
     ^~~~~